Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
monja
←
Old Portuguese
monja
(derived)
←
Old Portuguese
monge
(mention)
←
Old Portuguese
-a
(mention)
←
Old Portuguese
monga
(cognate)
→
Galician
monxa
(cognate)